Checklists for software errors, setup, and tool workflows.

Fix VSCode IntelliSense Not Working for Rust

You open a Rust project in VSCode, start typing, and get no completions, hover info, or error hig...

Fix DNS Probe Finished NXDOMAIN on Custom DNS Server

If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...

Fix VS Code Git Authentication Failure with No Prompt

You try to push or pull in VS Code and see an error like "Git authentication failed" but ...

How to Fix Python UnicodeDecodeError: 'utf-8' Codec Can't Decode Byte

You're running a Python script and suddenly see:

UnicodeDecodeError: 'utf-8' ...

Fix 'pip install' Permission Denied on Ubuntu

When you run pip install somepackage on Ubuntu and see a Permission denied